Slow Cooker Rhubarb Butter

User Reviews

5.0

3 reviews
Excellent
  • Prep Time

    5 mins

  • Cook Time

    1 hr

  • Additional Time

    6 hrs

  • Total Time

    7 hrs 5 mins

  • Servings

    4 half-cup servings

  • Calories

    234 kcal

  • Course

    Condiments, Snacks

  • Cuisine

    American, Canadian

Slow Cooker Rhubarb Butter

Rhubarb butter in the slow cooker is an easy, hands-off way to use up rhubarb—frozen or fresh—and lasts for several weeks in the refrigerator.

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Ingredients

Servings
  • 1 ½ lb chopped rhubarb
  • 1 cup brown sugar
  • ¼ cup water
  • 2 tsp vanilla extract (*optional)
  • other spices as desired (*optional; see Note 1)
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Instructions

  1. Add all ingredients into the slow cooker. (You can also cook this recipe using the Instant Pot or stove; see Note 1.)
  2. Cover and leave on HIGH for 1 hour.
  3. Transfer contents to a blender and blend until very smooth. (I use my Blendtec on Smoothie mode, which is perfect for this.)
  4. Pour blended mixture back into slow cooker.
  5. Leave on LOW for 6 hours. Do not cover.
  6. When desired consistency is reached, stir the mixture well before pouring into jar for storage.

Notes

  • Here are the instructions for Instant Pot or stovetop:
  • Instant Pot: Add all the ingredients to the Instant Pot. Use the Pressure Cook setting for 5 minutes on High mode, then quick release. Transfer to a blender and blend until smooth, then pour it back into the Instant Pot. Use the Slow Cook setting on Low mode for 6 hour with the lid off, stirring every half-hour.
  • Add all the ingredients to the Instant Pot. Use the
  • setting for 5 minutes on
  • mode, then quick release. Transfer to a blender and blend until smooth, then pour it back into the Instant Pot. Use the
  • setting on
  • mode for 6 hour with the lid off, stirring every half-hour.
  • Here are the instructions for Instant Pot or stovetop:

    Instant Pot: Add all the ingredients to the Instant Pot. Use the Pressure Cook setting for 5 minutes on High mode, then quick release. Transfer to a blender and blend until smooth, then pour it back into the Instant Pot. Use the Slow Cook setting on Low mode for 6 hour with the lid off, stirring every half-hour.

    Stove: Add all the ingredients to a heavy-bottomed pot, like a Dutch oven. Cover and bring to a boil, then reduce the heat to medium-low and simmer for 10 minutes. Transfer to a blender and blend until smooth, then pour it back into the pot. Using the lowest heat setting, cook for 3 hours, stirring every 15 minutes.

  • Instant Pot: Add all the ingredients to the Instant Pot. Use the Pressure Cook setting for 5 minutes on High mode, then quick release. Transfer to a blender and blend until smooth, then pour it back into the Instant Pot. Use the Slow Cook setting on Low mode for 6 hour with the lid off, stirring every half-hour.
  • Stove: Add all the ingredients to a heavy-bottomed pot, like a Dutch oven. Cover and bring to a boil, then reduce the heat to medium-low and simmer for 10 minutes. Transfer to a blender and blend until smooth, then pour it back into the pot. Using the lowest heat setting, cook for 3 hours, stirring every 15 minutes.
  • If you want to add spices: I recommend warm spices, like cinnamon, ginger, nutmeg, or cloves. Apple pie spice or pumpkin pie spice fit the bill as well. I wouldn't add more than 2 tsp of spices total. In fact, I like this rhubarb butter best on its own, with no additional flavourings. I love the smell and taste of rhubarb on its own. The spices change the flavour profile quite a lot and kinda obscure its fresh tartness.

Nutrition Information

Show Details
Calories 234kcal (12%) Carbohydrates 57g (19%) Protein 2g (4%) Fat 0.4g (1%) Saturated Fat 0.1g (1%) Polyunsaturated Fat 0.2g Monounsaturated Fat 0.1g Sodium 22mg (1%) Potassium 574mg (16%) Fiber 3g (12%) Sugar 51g (102%) Vitamin A 179IU (4%) Vitamin C 14mg (16%) Calcium 193mg (19%) Iron 1mg (6%)

Nutrition Facts

Serving: 4half-cup servings

Amount Per Serving

Calories 234 kcal

% Daily Value*

Calories 234kcal 12%
Carbohydrates 57g 19%
Protein 2g 4%
Fat 0.4g 1%
Saturated Fat 0.1g 1%
Polyunsaturated Fat 0.2g 1%
Monounsaturated Fat 0.1g 1%
Sodium 22mg 1%
Potassium 574mg 12%
Fiber 3g 12%
Sugar 51g 102%
Vitamin A 179IU 4%
Vitamin C 14mg 16%
Calcium 193mg 19%
Iron 1mg 6%

* Percent Daily Values are based on a 2,000 calorie diet.

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Overall Rating

5.0

3 reviews
Excellent

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