Sure Jell Strawberry Jam Recipe

Welcome. If you’ve ever stood in the grocery aisle holding a yellow box of Sure-Jell and wondering if you can actually make homemade strawberry jam without messing it up, you’re in the right place.

This is the classic, old-fashioned strawberry jam that tastes like summer, sets up beautifully, and feels like the perfect “first preserving recipe” if you’re new to canning.

I’m going to walk you through it in a calm, step-by-step way, because jam-making can feel a little intense the first time.

The good news is: Sure-Jell makes it so much easier. When you follow the measurements exactly, you get a thick, spreadable jam that’s sweet, bright, and honestly just so satisfying.

Before we jump in, here’s a quick recipe overview.

• Cuisine: American
• Prep Time: 30 minutes
• Cook Time: 20 minutes
• Servings: Makes about 8 half-pint jars

Homemade Strawberry Jam (Why I Love This Method)

Homemade strawberry jam is one of those things that feels fancy, but it’s actually pretty simple once you understand the process.

The flavor is way better than store-bought, and you can control the texture. I like mine with a few little strawberry pieces in it, not completely smooth.

This Sure-Jell strawberry jam recipe is also a great “starter preservation project.

You don’t have to pressure can anything, you don’t have to ferment, and you don’t have to guess when the jam is done because the pectin does most of the work.

And truly, the biggest bonus is this: you get jars of jam that can sit in your pantry for months, ready for toast, biscuits, PB&J, thumbprint cookies, or even spooned into yogurt.

Why Choose Sure-Jell?

Sure-Jell is a trusted pectin brand that helps jams and jellies set properly.

Strawberries are not naturally high in pectin, which means if you try to cook strawberry jam without added pectin, you’ll usually need a much longer simmer time.

Sure-Jell makes the process more reliable because it gives you a consistent set with a short boil time.

I also like that Sure-Jell is easy to find, and the instructions are designed for beginners. That said.

I’ll be honest, the box instructions can feel confusing the first time. So this article is basically the friendly version of the process.

What Does Sure-Jell Do?

Sure-Jell is powdered fruit pectin. Pectin is a natural thickener found in fruits, especially apples and citrus.

In jam-making, pectin is what helps turn fruit and sugar into that thick gel texture we all expect from jam.

With Sure-Jell, you don’t have to boil the fruit forever to get it to thicken. Instead, you boil it hard for a short time, and the pectin sets as the jam cools.

That’s why your jam may look a little thin right when you pour it into jars. That’s normal, so don’t panic. It thickens as it cools and rests.

Do You Really Need All That Sugar When Making Jam?

Yes… for this particular recipe, you do.

Sure-Jell Original is a high-sugar pectin. It needs the full amount of sugar to set correctly and safely. If you reduce the sugar, you may end up with runny jam or a jam that doesn’t preserve well.

If you want less sugar, you can do it, but you need the low-sugar Sure-Jell (the pink box), and you need to follow a recipe specifically designed for it.

So for this classic Sure-Jell strawberry jam recipe, stick with the full sugar amount.

Ingredients

Below is the ingredient table for the traditional Sure-Jell strawberry jam recipe. This is the same general ratio used across most trusted references, and it’s the most reliable one for a good jam set.

Ingredients Table

Amount	Unit	Name	Notes
5	cups	crushed strawberries	About 2 quarts whole berries (roughly 3–5 lbs depending on size)
1	box	Sure-Jell Original powdered fruit pectin	Yellow box, 1.75 oz
7	cups	granulated sugar	Measure into a separate bowl before starting
1/2	tsp	butter	Optional, helps reduce foam

Equipment

You don’t need a huge, fancy canning setup, but you do need a few basics.

I always recommend having everything laid out before you start because jam-making moves fast once it hits the boil stage.

Amount	Name	Notes
1	6–8 quart pot	Must be large because jam bubbles up aggressively
1	potato masher or food processor	For crushing strawberries
1	ladle	For filling jars
1	canning funnel	Keeps jar rims cleaner
1	jar lifter	Strongly recommended for safety
1	magnetic lid lifter	Helpful but optional
8	half-pint jars	Clean and warmed
8	flat lids	New lids recommended for best seal
8	rings/bands	Reusable if in good condition
1	boiling water canner or deep stockpot	For water bath processing
1	clean kitchen towel	For cooling jars

Getting Started

Jam is kind of like baking. It’s not the place for guessing. The best jam tip I can give you is to measure carefully and have everything ready.

You want your jars clean, your lids ready, your sugar already measured, and your strawberries crushed before you turn on the stove.

When the recipe says “boil exactly 1 minute,” it means it. Too short and it won’t set. Too long, and the pectin can break down.

Preparing the Strawberries

This is the part that takes the most time, and honestly,y it’s the part I enjoy the most. It smells so fresh and sweet.

You’ll wash your strawberries, remove the stems, and crush them. You can crush them with a potato masher if you want a chunkier jam. Or you can pulse them in a food processor for a faster, more even texture.

Just don’t puree them into a smoothie. If you completely liquify the fruit, the jam texture can turn a little weird and too uniform.

Putting It All Together

Now comes the real jam-making part. This goes fast once the pot gets hot.

You’ll combine the crushed strawberries with Sure-Jell and butter, bring it to a full rolling boil, then add sugar and boil again for exactly one minute.

After that, you immediately ladle the jam into jars while it’s still piping hot.

Step-by-Step Instructions

Step 1: Prepare the canner and jars

Fill your water bath canner about halfway with water and bring it to a simmer. Wash jars and rings in hot soapy water, rinse well, and keep the jars warm until you’re ready to fill them.

Place flat lids in hot (not boiling) water and let them sit until needed.

Step 2: Wash, hull, and crush the strawberries

Rinse strawberries thoroughly, remove stems, and crush them one layer at a time. Measure exactly 5 cups of crushed strawberries into your large pot.

Step 3: Add Sure-Jell and butter

Stir the entire box of Sure-Jell pectin into the crushed strawberries. Add the butter if using.

Step 4: Bring to a full rolling boil

Turn the heat to high and stir constantly. Bring the mixture to a full rolling boil that does not stop bubbling when stirred.

Step 5: Add sugar and return to boil

Dump in all 7 cups of sugar at once. Stir quickly and thoroughly.

Return the mixture to a full rolling boil.

Step 6: Boil exactly 1 minute

Once it hits the rolling boil again, start a timer and boil for exactly 1 minute, stirring constantly the entire time.

Step 7: Remove from heat and skim foam

Remove the pot from the heat. If there’s foam on top, skim it off with a metal spoon. This is optional, but it makes the jam look prettier in jars.

Step 8: Fill jars

Ladle jam into hot jars using a funnel. Fill to within 1/4 inch of the top.

Step 9: Wipe rims and apply lids

Wipe jar rims and threads with a clean damp cloth. Place lids on top and screw bands on fingertip tight (not cranked down).

Step 10: Water bath process

Place jars in the canner on a rack. Make sure water covers jars by 1–2 inches.

Bring to a gentle boil and process for 10 minutes.

Step 11: Cool completely and check seals

Remove jars and place upright on a towel. Let them cool undisturbed for 12–24 hours.

Press the center of each lid. If it doesn’t flex, it’s sealed.

Sterilize for Food Safety

If you’re planning to water bath can, your jars should be clean and hot, and your canner should already be simmering before you start.

If you’re not water bath canning, you still need very clean jars, but for long-term pantry storage, processing is the safest method.

I know some people skip it, but if you’re making jam for gifts or long pantry storage, I really recommend doing the full water bath.

Hot Water Bath Canning Instructions (Quick Recap)

This is the simple version, just so it’s easy to remember:

• Keep jars hot before filling
• Fill jars, leaving 1/4 inch headspace
• Wipe rims clean
• Apply lids and rings fingertip tight
• Process for 10 minutes in boiling water
• Cool 12–24 hours undisturbed
• Check seals before storing

How Do I Know When My Jam Is Ready?

With Sure-Jell jam, you don’t test it like old-fashioned jam, where you do the wrinkle test.

Instead, you rely on the correct boil time.

If you:

• measured the fruit correctly
• used the correct pectin
• used the full sugar amount
• boiled exactly 1 minute at a rolling boil

Your jam will set.

It might look loose right after cooking. That’s normal. It sets as it cools.

Why Is My Jam Runny?

This is probably the most common problem with strawberry jam, so don’t feel bad if it happens.

The most common reasons are:

• The fruit wasn’t measured exactly
• Sugar was reduced
• The mixture didn’t reach a true rolling boil
• It wasn’t boiled long enough
• The pectin was old or expired

If your jam doesn’t set, don’t toss it. Label it as strawberry syrup and use it on pancakes, waffles, or ice cream. Honestly, it’s still delicious.

Tips for Perfect Jam Every Time

Jam-making isn’t hard, but it’s picky. These are the tips I personally lean on every time.

Use ripe strawberries, but not mushy ones. Measure your crushed fruit exactly. Pre-measure your sugar into a bowl so you’re not scrambling. Use a big pot because jam rises like lava when it boils.

And most importantly: once you add the sugar and it returns to a rolling boil, start the timer and boil exactly one minute. That single minute matters more than almost anything else.

Can I Reduce the Sugar in This Recipe?

Not with Sure-Jell Original.

If you want a low-sugar strawberry jam, you’ll need:

• Sure-Jell low/no sugar pectin (pink box)
• a recipe designed for that pectin

Trying to reduce sugar in this classic recipe usually leads to runny jam.

Can I Freeze This Jam?

Yes, you can.

If you don’t want to can, you can let the jam cool and store it in freezer-safe containers. Just leave about 1/2 inch of space at the top for expansion.

Freezing is a great option if you’re not comfortable with canning yet.

How Long Can Canned Jam Be Stored?

If properly sealed and stored in a cool, dark place, homemade strawberry jam will keep for up to one year.

Once opened, store it in the refrigerator and use it within 3 weeks.

If a jar doesn’t seal, refrigerate it right away.

Storage

For pantry storage, keep jars in a cool, dark place and remove rings once sealed. I like wiping jars down and labeling them with the date.

For refrigerator storage, keep the jam tightly sealed and always use a clean spoon when serving. A dirty spoon can introduce bacteria and cause mold faster.

For freezer storage, thaw in the refrigerator overnight and use within a few weeks after thawing.

Serving Suggestions

This jam is one of those recipes that somehow makes everything feel more special. I love it on buttered toast, warm biscuits, English muffins, or stirred into oatmeal.

It’s also amazing as a cake filling, spooned into thumbprint cookies, or layered into yogurt parfaits.

And of course, it’s basically made for PB&J sandwiches.

Nutritional Information (Approximate)

Nutrition varies by brand and exact yield, but here’s a general estimate per 1 tablespoon serving:

• Calories: 45–55
• Carbohydrates: 12–14g
• Sugar: 11–13g
• Fat: 0g
• Protein: 0g
• Sodium: 0–5mg
• Vitamin C: small amount (from strawberries)

FAQs:-

Conclusion

Making strawberry jam with Sure-Jell is one of the easiest ways to start preserving, and I still think it’s one of the most satisfying, too. I love how reliable it is when I measure everything right. Once you hear those jar lids ping, you’ll feel so proud, trust me. Happy jamming, and enjoy every sweet bite.

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