Zucchini Squares - cooking recipe

Ingredients

1 c. Bisquick
1/2 c. Parmesan cheese
3 c. zucchini (unpeeled), grated
1 c. finely chopped onion
1/2 c. or more Mozzarella cheese
4 eggs, beaten
1 tsp. oregano or more to taste
1 tsp. garlic salt or powder

Preparation

Mix all together and bake at 350\u00b0 for 30 minutes in 8 x 8-inch square pan.