Easy Slow Cooker Christmas Jam Recipe

by Alli

Slow Cooker Christmas Jam is holiday magic in a jar. Tart cranberries and sweet strawberries blend with warm spices, resulting in a delicious jam that’s beautiful and easy to make. 

The crockpot does all the work. The result is a spiced, perfectly tart winter refrigerator jam. Spread it on toast, add it to a cheese board, or give it as a gift to friends. Simple. Festive. Delicious.

Ingredients At A Glance

  • Frozen Cranberries
  • Frozen Strawberries
  • White Granulated Sugar
  • Light Brown Sugar
  • Ground Allspice
  • Ground Cinnamon
  • Ground Ginger

Ingredients needed to make Christmas jam - frozen strawberries, frozen cranberries, sugar and spices

Items Needed:

  • 6-Quart Crockpot
  • Jam Jars – I use the 4-ounce jars 
  • Blender

Step-By-Step Process (Full Printable Recipe Card Down Below!)

Combine – add all ingredients to a crockpot.

frozen strawberries, cranberries, sugar and spices in white slow cooker before cooking

Stir until well combined.

frozen fruit and spices in white slow cooker

Cook – Cover and cook on high for 4 hours. Stir halfway through and ensure none of the fruit is stuck to the side of the crockpot.

Christmas jam perfectly cooked in a slow cooker - ready to be blended and poured into jars

Add – Spoon the contents of the crockpot into a blender and pulse twice quickly.

Christmas jam in blender after pulsing to break down the fruit

Pour – Pour the jam into the mason jars and secure the lids.

Christmas Jam poured into small 4-ounce glass jelly jars

Let Rest – Leave the jam on the counter until it reaches room temperature. Retighten the lids, if necessary, and then chill overnight. Enjoy!

Christmas Jam spread on toast, with jars of jam in the background

Helpful Tips & Storage

  • This is refrigerator-style jam. If the jars havenโ€™t been opened, they will last about 3 weeks in the fridge. If you opened the jar, I would eat it within 10 days. Do not freeze.
  • Jarring the jam while hot and letting it cool slowly on the counter allows it to gain a tight seal on the jar. You can use any sealed jar you like, but I prefer mason jars if I need the jam to last a bit longer.
  • If you pulse the mixture too much, you will turn it into butter (think apple butter). This can happen very quickly. You want little pieces of fruit still showing up. Two pulses do a lot – it will probably surprise you. However, if you need to break it down a bit more, try to stick with rapid little pulses.
  • Frozen fruit makes the jam a bit thinner, which is perfectly fine and a normal outcome. However, if you prefer a thicker consistency, use fresh fruit.
  • This recipe does not have pectin. The pectin in the cranberries causes the jam to thicken as it cools. 

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Yield: 54 Ounces

Easy Slow Cooker Christmas Jam Recipe

jar of fruit jam with a spoon resting in the jar

Slow Cooker Christmas Jam is a deliciously spiced, perfectly tart, winter refrigerator jam.

Prep Time 10 minutes
Cook Time 4 hours
Additional Time 8 hours
Total Time 12 hours 10 minutes

Ingredients

  • 1 ยฝ Pounds Frozen Cranberries
  • 1 ยฝ Pounds Frozen Strawberries
  • 1 Cup White Granulated Sugar
  • 1 1 /4 Cups Light Brown Sugar
  • 2 Teaspoons Ground Allspice
  • 1 Teaspoon Ground Cinnamon
  • ยฝ Teaspoon Ground Ginger

Items Needed:

  • 6-Quart Crockpot
  • Jam Jars
  • Blender

Instructions

  1. Add all ingredients to a slow cooker and stir well.
  2. Cover and cook on high for 4 hours. Stir halfway through and ensure none of the fruit is stuck to the side of the crockpot.
  3. Add the contents of the crockpot to a blender and pulse it twice briefly.
  4. Pour the mixture into mason jars and secure the lids.ย 
  5. Leave the jam on the counter until it reaches room temperature. Retighten the lids, if necessary, and then chill overnight. Enjoy!

Notes

  • This is refrigerator-style jam. If the jars havenโ€™t been opened, they will last about 3 weeks in the fridge. If you opened the jar, eat it within 10 days. Do not freeze.
  • Jarring the jam while hot and letting it cool slowly on the counter allows it to gain a tight seal on the jar. You can use any sealed jar you like, but I prefer mason jars if I need the jam to last a bit longer.
  • If you pulse the mixture too much, you will turn it into butter (think apple butter). This can happen very quickly. You want little pieces of fruit still showing up. Two pulses do a lot - it will probably surprise you. However, if you need to break it down a bit more, try to stick with rapid little pulses.
  • Frozen fruit makes the jam a bit thinner, which is perfectly fine and a normal outcome. However, if you want it a touch thicker, use fresh fruit.ย 
  • This recipe does not use pectin. The natural pectin in the cranberries causes the jam to thicken as it cools.

Nutrition Information

Yield

54

Serving Size

2 Tablespoons

Amount Per Serving Calories 77Total Fat 0gSaturated Fat 0gTrans Fat 0gUnsaturated Fat 0gCholesterol 0mgSodium 5mgCarbohydrates 20gFiber 1gSugar 18gProtein 0g

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