Our zucchini casserole is a delicious way to take advantage of this abundant squash in season. This casserole can pass as a tasty side dish or a satisfying meal on its own. Total TimePrep: 20 min. Cook: 25 min. + standing Makes 6 servings Ingredients 4 tablespoons butter, divided1 small onion, chopped2 garlic cloves, minced6 small zucchini, chopped (about 7 cups)3 cups cubed bread2 large eggs, lightly beaten1/4 cup heavy whipping cream1 cup shredded cheddar cheese, divided1 teaspoon salt1/4 teas