Mark's Old-Fashioned Sausage and Peppers

INGREDIENTS

• 1/4 cup extra-virgin olive oil
• 2 cloves garlic, thinly sliced
• 1 large red onion, cut into 2-inch chunks
• 2 red bell peppers, cored, seeded, and cut into 2-inch chunks
• 2 green bell peppers, cored, seeded, and cut into 2-inch chunks
• 4 fresh, hot Italian sausages
• 4 fresh, sweet Italian sausages
• 1 cup milled or crushed canned Italian plum tomatoes
• 1 1/2 cups dry red wine
• 1 pinch of dried oregano
• Salt and freshly ground pepper