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5 from 1 vote
A serving of Grandma's Rhubarb Streusel Dessert will make the rhubarb-lovers in your life happy and asking for seconds.
Grandma's Rhubarb Streusel Dessert
Prep Time
20 mins
Cook Time
45 mins
Total Time
1 hr 5 mins

Grandma's Rhubarb Streusel Dessert features fresh rhubarb and a sweet crumbly topping. Using simple ingredients, this dessert will have the rhubarb-lovers in your life asking for seconds.

Course: Dessert
Cuisine: American
Keyword: rhubarb streusel dessert
Servings: 12
Author: Barbara
Bottom Dough:
  • 1 stick butter or margarine 1/2 cup
  • 1/2 cup sugar
  • 2 eggs
  • 2 cups flour
  • 1/2 teaspoon salt
  • 1/2 teaspoon baking powder
  • 2 Tablespoons milk
  • 1 teaspoon vanilla
  • 3-4 cups rhubarb
  • 3 oz. box strawberry jello mix
Streusel Topping:
  • 1 1/2 cups sugar
  • 1 cup flour
  • 1 stick butter or margarine 1/2 cup
  1. Preheat oven to 350 degrees F.
  2. Spray a 9 x 13-inch baking dish with nonstick cooking spray.
  3. With a mixer, cream 1 stick of butter and 1/2 cup sugar. Add one egg, and one egg yolk and mix until smooth. (Reserve the extra egg white for later.)
  4. In a small bowl, mix together 2 cups flour, 1/2 teaspoon salt and 1/2 teaspoon baking powder. In a separate bowl, mix together 2 Tablespoons milk and 1 teaspoon vanilla.
  5. Add flour mixture alternately with milk mixture to the mixer, blending just until a dough forms.
  6. Press into the prepared 9 x 13-inch pan; set aside.
  7. Beat the leftover egg white until white and foamy. Spread over dough.
  8. Spread rhubarb that has been washed and diced over the egg white.
  9. Sprinkle jello mix evenly over rhubarb.
  10. Mix together remaining 1 cup flour, 1 1/2 cups sugar and 1 stick butter until crumbly. Sprinkle over rhubarb.
  11. Bake for 40-45 minutes on bottom shelf until bubbly.