Slow Cooker Banana Jam


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This slow cooker banana jam is a delicious, easy way to make your own homemade jam. It’s made with just five ingredients, and it’s easy to whip up.

You can make so many fruit spreads in the crockpot, also try my blueberry butter, pumpkin butter or my famous slow cooker apple butter.

close up of banana jam in slow cooker

Key Takeaways: Banana Jam

  • This banana jam recipe is easy, made with just five ingredients, and offers a deep, caramelized flavor.
  • To prepare, mash bananas, mix in other ingredients, and cook in the slow cooker until golden brown.
  • You can substitute sugars with maple syrup, honey, or stevia for different sweetness levels.
  • Store banana jam in the refrigerator for up to two weeks or freeze for up to six months.
  • Enjoy banana jam on toast, pancakes, or as a topping for ice cream and oatmeal.

Recipe Highlights

Banana jam is a rich, flavorful spread that’s perfect when you want to do something a little different with extra bananas.

It tastes like bananas foster, with a deep, caramelized sweetness and warm hints of vanilla and spice.

This jam is quick to make, great for gifting, and delicious on toast, waffles, or even spooned over ice cream.

Banana Jam Ingredients

Just pure ingredients go into this homemade jam. Find the full recipe in the recipe card below the images.

bananas, sugar, lemon and vanilla on table

Bananas – These should be slightly green, not brown and overripe. Have more bananas? My Banana Upside Down Cake is a must try!

Vanilla – Pure vanilla extract works best.

Lemon juice – Freshly squeezed. DO NOT USE BOTTLED LEMON JUICE.

White and Brown sugar – The brown sugar gives the jam a caramelized flavor.

How to Make Banana Jam

You will want to make this often after you see how easy it comes together!

mashed bananas in a bowl.
  1. Mash the bananas and add the other ingredients.
banana jam before cooking in slow cooker
  1. Pour the ingredients into the slow cooker. Cook until golden brown.
banana jam done cooking in slow cooker with wooden spoon in it

Can I substitute a different sweetener?

You can swap the sugars if needed. Maple syrup adds a deeper, earthier sweetness and enhances the banana flavor. Honey gives a more subtle, less sugary taste. For a lower-sugar or keto-friendly option, stevia also works—just add any alternative sweetener slowly and taste as you go.

2 jars of banana jam with english muffin on the side

How to Store

This is not a canning recipe for bananas have a low acidity level and canning can produce botulism.

This small-batch banana jam makes 2-3 jars, depending on the size of your jars. It can be stored in a jar in the refrigerator once it’s opened for about 2 weeks. The lemon juice does a nice job of keeping the bananas from oxidizing and turning brown. 

You can also store the jam in an airtight container for up to six months in the freezer without any noticeable changes.

Ways to Enjoy Banana Jam

Here is how we love to enjoy this jam:

  • Spread on a biscuit topped with whipped cream and a sprinkle of cinnamon. 
  • Spoon over ice cream for an indulgent sundae. 
  • Mix a teaspoon into a warm bowl of oatmeal or onto banana bread.
  • Add it to your peanut butter and jelly sandwich. Or even make an Elvis Sandwich with this jam!
  • A toasted English muffin with peanut butter and a bit of this jam makes a great snack or breakfast.

More fruit recipes for the slow cooker

Strawberry Applesauce and Blueberry Butter are sweet, fruity spreads that are perfect for toast, biscuits, or pancakes.

Christmas Jam and Pumpkin Butter bring warm, spiced flavors that are ideal for gifting or enjoying during the holidays.

Slow Cooker Apple Butter and Blackberry Cobbler offer classic comfort—one for spreading, the other for scooping into bowls with ice cream.

If you tried this Banana Jam recipe or any other recipe on my blog, please leave a 🌟 star rating and let me know how it goes in the 📝 comments below. Happy Slow Cooking!

close up of banana jam in slow cooker with wooden spoon in it.

Slow Cooker Banana Jam

5 from 1 vote
Prep Time: 10 minutes
Cook Time: 1 hour 30 minutes
Total Time: 1 hour 40 minutes
Servings: 12
Banana jam is made with firm, ripe bananas, sugar, fresh lemon juice, and vanilla, creating a smooth, caramel-flavored spread that’s perfect for toast or dessert.
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How to Video

Ingredients 
 

  • 4 large bananas, (Slightly green bananas. Do no use overripe brown bananas for it will make your jam thin)
  • 1 cup brown sugar
  • 1 cup white sugar
  • 1 tsp. vanilla
  • 2 Tbsp. lemon juice, (Freshly squeezed. DO NOT USE BOTTLED LEMON JUICE)

Instructions 

  • Add the peeled bananas into a large bowl. Using a potato masher, mash the bananas very well. If you do not have a potato masher, use a fork to mash the bananas.
  • Add the white sugar, brown sugar, vanilla and lemon juice.
  • Stir until blended.
  • Add this banana mixture to the slow cooker.
  • Cook on HIGH for 1.5 hours. You can cook this for 2 hours on high if you want a darker jam.
  • Stir and serve hot over ice cream or put into jars and refrigerate or freeze. The jam will thicken as it cools.

Sarah’s Notes

Bananas are naturally high in pectin, which helps the jam set, but banana jam won’t be as thick as traditional fruit jams. For the best texture, use slightly green or just-ripe bananas—overripe ones can make the jam too thin. Keep in mind that the mixture will thicken more as it cools.
Add a cup of sliced strawberries before mashing for strawberry-banana jam.

Nutrition

Calories: 171kcal | Carbohydrates: 44g | Protein: 1g | Fat: 1g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 1g | Sodium: 6mg | Potassium: 169mg | Fiber: 1g | Sugar: 39g | Vitamin A: 25IU | Vitamin C: 4mg | Calcium: 18mg | Iron: 1mg

Nutrition info is auto-generated. This information is an estimate; if you are on a special diet, please use your own calculations.

Made this recipe? Leave a comment below!

Recipe adapted from The Crock Pot Ladies

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4 Comments

  1. Jake says:

    5 stars
    Thanks Sarah for your recipe

  2. Jake says:

    I love the taste of bananas … can’t wait to try this recipe

  3. Arlene says:

    Making this Recipe this weekend sounds so good

  4. KAREN MASET says:

    My husband is going to love this.