INGREDIENTS
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cooking spray
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2 1/2 tablespoons olive oil
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1 (.7 ounce) package dry Italian salad dressing mix
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1 clove garlic, minced
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24 frozen bread rolls (such as Bridgford®), thawed and cut into 3 pieces
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1 1/2 (8 ounce) packages pepperoni, sliced and quartered
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1 (8 ounce) package mozzarella cheese, cut into small cubes
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2 tablespoons grated Parmesan cheese, or to taste
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1 teaspoon dried oregano