Oven Burgers
["1 c. ketchup", "1/2 c. water", "1/4 c. plus 2 Tbsp. chopped onion", "2 Tbsp. sugar", "3 Tbsp. vinegar", "2 Tbsp. Worcestershire sauce", "1 1/2 lb. ground beef", "3/4 c. regular oats (uncooked)", "1 c. evaporated milk", "3 Tbsp. chopped onion", "1 1/2 tsp. salt", "1/4 tsp. pepper", "10 hamburger buns"]
["Combine first 6 ingredients in medium saucepan. Simmer 15 minutes.", "Combine next 6 ingredients; mix well.", "Shape into 10 patties about 3/4 inch thick.", "Cook patties over medium heat in a large skillet until browned, turning once.", "Arrange patties in a 13 x 9-inch baking dish.", "Pour ketchup mixture over patties.", "Bake at 350\u00b0 for 40 minutes.", "Serve on buns."]
["ketchup", "water", "onion", "sugar", "vinegar", "Worcestershire sauce", "ground beef", "regular oats", "milk", "onion", "salt", "pepper", "buns"]