INGREDIENTS
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3/4 pound frozen sirloin steak, partially thawed (or freeze fresh sirloin for 45 minutes)
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1 teaspoon chili powder
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1 teaspoon dried oregano
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3/4 teaspoon granulated garlic
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1/2 teaspoon salt
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1/2 teaspoon pepper
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2 tablespoons vegetable oil, plus more if needed
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1 large or 2 small yellow onions, sliced with the grain
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1 red bell pepper, cut into thin strips
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8 ounces mushrooms, sliced
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3 tablespoons cream cheese
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2 teaspoons Worcestershire sauce
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2 slices American cheese
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4 hoagie rolls
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3/4 cup shredded mozzarella cheese, or 4 slices provolone