Mom's Rhubarb Crisp Recipe

Preheat oven to 350 degrees F (175 degrees C). Grease an 8-inch square baking dish.

Mix rhubarb 1 tablespoon flour sugar water cinnamon and allspice together in a bowl. Mix oats brown sugar and 1/2 cup flour together in a separate bowl; add butter and mash into the oats mixture with a pastry cutter until crumbly.

Press about half the oats mixture into the bottom of the prepared baking dish. Spread rhubarb mixture over the oats mixture; top with remaining oats mixture.

Bake in preheated oven until rhubarb layer is set about 45 minutes.