PB&J Mason Jar Cake

For the full experience, make this recipe with the Drop Recipes app.

recipe by Nicky's Kitchen Sanctuary https://kitchensanctuary.com/

  • Time icon
    Total Time
  • Serves icon
  • Calories icon
based on 2 ratings

The perfect pairing of peanut butter and jelly in a single-serving cake, made in the microwave. Makes three jars or mugs.

Inspired by: https://www.kitchensanctuary.com/2017/09/peanut-butter-jelly-mug-cake/

recipe updated Mar 26, 2020


  • Unsalted butter icon
    Unsalted butter
    90g (about ½ cup)
  • Peanut butter icon
    Peanut butter
    60g (about 3¾ tbsp)
  • All purpose flour icon
    All purpose flour
    130g (about 1 cup)
  • Baking powder icon
    Baking powder
    1 tsp (5g)
  • Light brown sugar icon
    Light brown sugar
    110g (about ½ cup)
  • Milk icon
    90ml (90ml)
  • Vanilla extract icon
    Vanilla extract
    ¾ tsp (4ml)
  • Salt icon
    about ¼ tsp (1g)
  • Strawberry jam icon
    Strawberry jam
    6 tbsp (124g)
  • Egg icon
    2 (100g)
  • Powdered sugar icon
    Powdered sugar
    as needed
  • Peanuts icon
    as needed


  • kCook icon Whisk
  • kCook icon Panasonic 2-in-1 Microwave Oven
  • kCook icon Jar
  • kCook icon Glass measuring cup

Step preview

  1. Add unsalted butter to a clean glass measuring cup
  2. Heat until melted - approx 45 sec, Power Level 10
  3. Add peanut butter to the glass measuring cup
  4. Mix until smooth
  5. Add all purpose flour, baking powder, light brown sugar, milk, vanilla extract, salt, strawberry jam and egg to the batter
  6. Whisk until combined
  7. Prepare 3 clean jars
  8. Transfer batter to 3 jars
  9. Divide strawberry jam between the jars
  10. Cook until springy to touch - 1 min 30 sec, Power Level 9
  11. Sprinkle with powdered sugar
  12. Garnish with peanuts
Open in app

Download the free Drop Recipes app to follow this recipe step by step in your kitchen.