"Makes 8 to 10 servings..."
INGREDIENTS
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4 pounds yellow summer squash, sliced 1/4 inch thick
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1 cup finely chopped yellow onion
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4 cloves garlic, minced
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4 teaspoons salt, divided
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3 cups crushed saltine crackers, divided (about 2 sleeves)
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3 cups shredded extra-sharp white Cheddar cheese, divided
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1 cup shredded fontina cheese
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1 (16-ounce) container sour cream
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1 large egg, lightly beaten
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3 tablespoons chopped fresh chives
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1 teaspoon ground black pepper
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5 tablespoons butter, melted