Easy Apple Cobbler
["5 c. peeled, sliced apples", "3/4 c. sugar", "2 Tbsp. all-purpose flour", "1/2 tsp. ground cinnamon", "1/4 tsp. salt", "1/4 c. water", "1 tsp. vanilla extract", "1 Tbsp. butter or margarine, soft", "1/2 c. all-purpose flour", "1/2 c. sugar", "1/2 tsp. baking powder", "1/4 tsp. salt", "2 Tbsp. butter or margarine, soft", "1 egg, slightly beaten"]
["Combine first 7 ingredients; mix gently.", "Spoon into a lightly greased 9-inch square baking pan.", "Dot with 1 tablespoon butter; set aside."]
["apples", "sugar", "flour", "ground cinnamon", "salt", "water", "vanilla extract", "butter", "all-purpose", "sugar", "baking powder", "salt", "butter", "egg"]