Summer Squash Saute

1 -2 yellow squash, sliced thick 1 onion , sliced 1 tomato , cut in chunks 2 -3 tablespoons butter 1 tablespoon parmesan cheese 1/4 teaspoon garlic salt 1[...]

1/4 cup butter or 1/4 cup margarine 1 small onion , thinly sliced 2 tablespoons garlic , chopped 2 tablespoons fresh tarragon , chopped or 2 teaspoons dried[...]

2 zucchini , washed, ends removed, sliced 3 small crookneck yellow squash, ends removed, sliced 3 tablespoons butter 2 tablespoons shredded parmesan cheese[...]