• 1 cup graham cracker crumbs

• ½ cup coarsely chopped pretzels

• ½ cup pecans (coarsely chopped)

• ¼ cup granulated sugar

• 8 tablespoons unsalted butter (melted)

• 2 pounds fresh strawberries (tops removed, divided use)

• ¾ cup granulated sugar

• ⅓ cup boiling water

• 3 tablespoons cornstarch

• 1 teaspoon vanilla extract