Add melted butter, sugar, and almond or vanilla extract together in a medium bowl. Add the flour and mix until well combined. Press the dough into the baking pan using your fingers or the bottom of a glass. Bake for 15 minutes.
– Toss oats, brown sugar, cinnamon, and flour to a medium bowl. Add cut up, chilled butter and blend until mixture resembles coarse crumbs. Sprinkle over the raspberry filling. Bake for 30-35 minutes.