Penne with Caramelized Onions & Radicchio

Ingredients

• 1 lb. penne or ziti pasta
• salt
• 1 large head radicchio
• 2 t. olive oil
• 1 jumbo onion, thinly sliced
• 1 T. balsamic vinegar
• ¼ tsp. Pepper
• 1 c. frozen peas, thawed
• ¼ c. crumbled ricotta or goat cheese

Instructions

Cook and drain penne, reserving ¼ cup cooking water.

Meanwhile, cut radicchio lengthwise in half. Remove core, then cut crosswise into ½” slices. Set aside.

In 12″ skillet, heat olive oil over medium heat until hot. Add onion and cook until browned and soft, about 15 minutes, stirring occasionally.

Add vinegar, pepper, and ½ teaspoon salt; cook 1 minute longer.

Increase heat to medium-high; add radicchio and cook 2 to 3 minutes until wilted.

Add onion mixture, peas, and reserved pasta cooking water to penne; toss to mix well.

Serve, sprinkled with cheese.