"Get the recipe for Roasted Vegetable and Refried Bean Tostadas...."
INGREDIENTS
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10 ounces button mushrooms, trimmed and quartered
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2 zucchini (about 1 pound), thinly sliced
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2 red bell peppers, cut into 1 1/2-inch pieces
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3 tablespoons olive oil
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kosher salt
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8 corn tortillas
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1 15-ounce can refried beans
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4 ounces Cheddar, grated (1 cup)
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sour cream, fresh cilantro leaves, and hot sauce, for serving