"As a retired home economics teacher, I've made quite a few recipes through the years. This hearty casserole is a favorite in my family. —Dorothy Erickson, Blue Eye, Missouri..."
INGREDIENTS
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2 pounds bulk Italian sausage
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2 medium green peppers, coarsely chopped
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1 medium onion, chopped
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8 large eggs
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2 cups whole milk
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2 teaspoons salt
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2 teaspoons white pepper
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2 teaspoons ground mustard
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12 slices bread, cut into 1/2-inch pieces
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1 package (10 ounces) frozen chopped spinach, thawed and squeezed dry
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2 cups shredded Swiss cheese
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2 cups shredded cheddar cheese
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1 medium zucchini, cut into 1/4-inch slices