Homestyle Macaroni and Cheese

1/4 c. butter, divided

1/4 c. flour

1 c. milk

8 oz. Velveeta cheese, cut into cubes

2 c. elbow macaroni, cooked

1/2 c. shredded cheddar cheese

1/4 c. crushed Ritz crackers, about 6 crackers

Preheat oven to 350. Melt 3 T. butter in saucepan on medium heat. Whisk in flour. Cook 2 minutes. Stir constantly. Gradually stir in milk. Bring to a boil, cook, and stir 3-5 minutes, or until thickened. Add velveeta cubes. Cook 3 minutes, stirring frequently, until melted completely. Stir in macaroni. Spoon into 2 qt. sprayed casserole dish. Sprinkle cheddar over top. Sprinkle crumbs on top. Melt remaining butter and pour over top of cracker crumbs. Bake 20 minutes until heated through.