- 1 (16-ounce) box spiral pasta (use gluten-free as needed; may use another short tubular or spiraled variety)
- 1 small onion (about 1 cup), diced
- 1 pound ground beef
- 1 (28-ounce) jar of your favorite marinara sauce (this is a good one)
- 1 teaspoon Italian seasoning
- 1/2 cup (4 ounces) yogurt cheese (may substitute whole milk Greek yogurt or, in a pinch, cream cheese)
- 2 cups lightly packed fresh arugula (may substitute baby kale or spinach or simply omit if preferred)
- For serving: freshly grated Parmesan or Asiago cheese