- 1 1/4 cups sugar
- 3 tablespoons potato starch
- 2 pounds strawberries (4 pints), trimmed and halved (6 cups)
- 1 1/2 pounds rhubarb stalks, cut crosswise into 1/2-inch slices (4 cups)
- 2 teaspoons fresh lemon juice
- 1 teaspoon finely grated fresh lemon zest
- 1 1/4 cups matzo cake meal
- 2/3 cup packed light brown sugar
- 1/4 cup potato starch
- 1/2 teaspoon cinnamon
- 1/4 teaspoon salt
- 1 1/4 sticks (10 tablespoons) unsalted butter or margarine, cut into pieces and softened
- Put oven rack in middle position and preheat oven to 425°F.
- Stir together sugar and potato starch, then gently toss with strawberries, rhubarb, lemon juice, and zest. Transfer mixture to an ungreased shallow 3-quart (13- by 9- by 2-inch) baking dish.
- Whisk together matzo cake meal, brown sugar, potato starch, cinnamon, and salt in a bowl. Blend in butter with your fingertips until mixture forms small clumps. Crumble streusel evenly over top of compote and bake until fruit is bubbling and topping is golden, 40 to 45 minutes. Cool to warm on a rack before serving.