Best Ham Sammies 1 pkg. Hawaiin Sweet Rolls 1 stick of butter 2 t Worcestershire sauce 1 t Garlic Powder 1 t Onion Powder 1 t poppy seeds Place the bottoms of rolls in pan and place a slice of ham. Cut the cheese into quarters & place 1 or 2 on ham. Stir spices/seeds into melted butter. Brush on tops. Bake @375/15 mins.