Step 1

FIRST STEP:Place the butter in a saucepan on medium heat.

Step 3

Add the flour to the melted butter and stir for 1 minute

Step 5

SECOND STEP:Slowly add in the milk and the half and half, ground mustard, salt and pepper, whisking as you add each

Step 7

Remove from the heat and add in the shredded cheese a little at a time.

Step 9

Continue stirring as you add the cheese

Step 11

THIRD STEP:Drain and rinse the elbow macaroni and place back into baking dish

Step 13

Carefully pour the cheese mixture over the macaroni

Step 15

FOURTH STEP:Stir to mix well

Step 17

Mix the ingredients for the topping in a separate bowl and sprinkle on top of the macaroni and cheese

Step 19

Cover the baking dish with aluminum foil

Step 21

FIFTH STEP:Bake at 350* for 40 to 45 minutes

Step 23

Remove the foil from the dish and return to the oven to broil the top for a minute or two.

Step 25

Let stand for 5 minutes before serving.

Step 27

Enjoy!