Philly Cheesesteaks

Ingredients (10)

• 1 beef top sirloin steak (1-1/2 pounds)
• 3 tablespoons butter, divided
• 4 medium onions, halved and sliced
• 2 small green peppers, cut into thin strips
• 2 small sweet red peppers, cut into thin strips
• 1 teaspoon hot pepper sauce
• 4 submarine buns, split and toasted
• 3/4 teaspoon salt
• 1/2 teaspoon pepper
• 8 slices cheddar cheese