Snapper without plantains flour dressing tomatoes roma

3 tablespoons canola oil 2 tablespoons unsalted butter or 2 tablespoons unsalted margarine 1 large red onion , thinly sliced 1/2 large Spanish onion , thinly[...]

8 each new potatoes quartered, skin on * 1 each yellow squash cut into half inch slices 1 each zucchini cut into half inch slices 1 x olive oil as needed * 1[...]