cook elbows according to direction.

melt butter over low heat.

stir in enough of the flour to make a roux.

add milk slowly to butter mixture.

upon thickening, add the cheeses slowly, reserving 1/4 cup for top.

add in salt, sugar and onion powder.

add cooked macaroni to baking dish and pour cheese sauce over top.

add leftover cheese on top and bake at 350* for 30 min.