Make this recipe a recipe that people in that category can eat. categories: ['low_fat'], recipe: preheat oven to 400; grease 11x7x1 1/2" baking dish. in mixing bowl combine flour, oats, brown sugar and salt. cut in butter until mixture resembles fine crumbs; reserve 1 cup crumbs; press remaining crumbs into baking dish. arrange rhubarb on crumbs. in small saucepan combine cinnamon, sugar and cornstarch; stir in water; cook over medium heat stirring constantly until thickened. remove from heat; stir in vanilla and food coloring. pour on rhubarb; sprinkle with reserved crumbs. bake in preheated oven for 10 minutes; turn temperature to 325; bake for 40 minutes longer.

Target recipe: preheat oven to 350, grease 9x13 baking dish. mix oats,brown sugar,flour and butter together, put 1/2 of mixture into the bottom of baking dish, place rhubarb over the mixture and sprinkle with cinnamon. in medium saucepan cook water,sugar,cornstarch and vanilla over medium heat until thick, let cool slightly,pour over rhubarb and sprinkle remaining oats+flour mixture on top bake for 30-35 minutes.