Kielbasa, Onion and Potato Scallop

1 (5 1/4 ounce) package scalloped potatoes mix 2 cups boiling water 2 tablespoons butter or 2 tablespoons margarine 2/3 cup milk (I use 3/4 cup milk) 6 medium[...]

1/2 lb kielbasa , diced 4 large yukon gold potatoes , diced small 1 teaspoon garlic , mined 1 small onion , diced 1/2 teaspoon fresh coarse ground black[...]

1 lb Polish sausage , sliced (Hillshire Farm's Polska Kielbasa or other smoked sausage) 1/2 cup butter , plus extra virgin olive oil , for pan 1 1/2 large[...]