3 strawberry rhubarb cream pie topping Recipes

pastry for double-crust pie, sufficient for top and bottom 9 inch crust (see classic pie crust, idiot proof step-by-step photo tutorial), rhubarb, stalks unpeeled and cut into 1 inch lengths (2 1/2 cups), strawberries, hulled and halved lengthwise, sugar, quick-cooking tapioca or 1/4 cup cornstarch, salt, unsalted butter, cut into small pieces, milk or cream, sugar

pie crusts, unbaked (my butter pie crust kittencal s no-fail buttery flaky pie pastry/crust works well for this), sugar, all-purpose flour, sour cream or 1 cup plain yogurt, fresh rhubarb, diced, fresh strawberries, sliced, brown sugar , packed, flour, cold butter (no subs please!)