Ingredients Original recipe yields 8 servings Ingredient Checklist 2 cups all-purpose flour 1 egg ½ cup white sugar 2 teaspoons vanilla sugar ½ cup unsalted butter, softened and cubed 3 ½ cups chopped rhubarb 3 tablespoons white sugar 2 tablespoons unsalted butter, cubed Directions Instructions Checklist Step 1 Sift flour into a large bowl and make a well in the middle. Add egg, 1/2 cup sugar, and vanilla sugar to the well. Distribute 1/2 cup cubed butter evenly on top. Mix into a dough using your hands. Cover and refrigerate for 30 minutes. Step 2 Preheat the oven to 325 degrees F (165 degrees C). Grease a 9-inch springform pan. Step 3 Place 2/3 of the dough in the springform pan and smooth across the bottom. Cover with rhubarb. Step 4 Crumble remaining dough between your fingers and sprinkle over the rhubarb. Sprinkle with 3 tablespoons sugar. Scatter 2 tablespoons cubed butter over the streusel. Step 5 Bake in the preheated oven until streusel is lightly brown and crisp, 40 to 50 minutes.
