Easy Rhubarb Crisp

Ingredients

  • 1 cup all-purpose flour
  • 1 cup brown sugar
  • 3/4 cup oats
  • 1/2 cup melted butter
  • 1 teaspoon ground cinnamon
  • 4 cups diced rhubarb
  • 1 cup white sugar
  • 1 cup water
  • 2 tablespoons cornstarch
  • 1 teaspoon vanilla extract

Directions

  1. Preheat oven to 350 degrees F (175 degrees C). Grease a 9×13-inch baking dish.
  2. Mix flour, brown sugar, oats, butter, and cinnamon together in a bowl until crumbly. Press 1/2 of the oat mixture into the bottom of prepared baking dish. Sprinkle rhubarb over oat mixture.
  3. Combine white sugar, water, cornstarch, and vanilla extract in a saucepan over medium heat; cook and stir until thick and clear, about 5 minutes. Pour sugar mixture over rhubarb. Sprinkle remaining oat mixture over rhubarb.
  4. Bake in the preheated oven until crisp is lightly brown and bubbling, about 1 hour.