...Mac 'N' Cheese  [slowcooker]

    a.. 1 (16 oz.) pkg. macaroni, cooked & drained 
    b.. 1 tbsp. salad oil 
    c.. 1 (13 oz.) can evaporated milk 
    d.. 1 1/2 c. milk 
    e.. 1 tsp. salt 
    f.. 3 c. shredded sharp cheddar cheese 
    g.. 1/2 c. melted butter 

Lightly grease crock pot. Toss macaroni and oil. 
Add all remaining ingredients.
 Stir, cover and cook on low 3 to 4 hours, stirring occasionally.