Spinach Squares

1 C flour

1 t baking powder

1 t salt

1 small onion, chopped

2 large jars of mushrooms, chopped

1 pound shredded cheddar cheese

1 box frozen chopped spinach, drained

3 eggs

1 C milk

1/3 stick butter

Sift flour, baking powder and salt together, add eggs and milk. Mix in spinach. Add rest of ingredients and mix with spoon. Melt butter in 9” x 13” pan and spoon mixture in pan. Bake at 350 degrees for 30-35 min.