"Create a beginner-friendly recipe for 4 servings using these exact ingredients and amounts: 2 tbsp olive oil, 2-12 oz ribeyes, salt, 2 onions, 4 carrots, 4 garlic cloves, 1/2 tsp dried oregano, 3/4 cup dry red wine, 2 cups marinara sauce, 1 cup beef broth, 12 oz dried gluten-free rigatoni, and dairy-free parmesan. Include a simple from-scratch marinara sauce recipe inside the recipe. Keep it gluten-free, dairy-free, nut-free, shellfish-free, and corn-free. Use imperial units only. Make it clear, beginner-friendly, and suitable for a home cook with basic equipment."