Creamy Butternut Squash Pasta

Ingredients (for 2 servings)

• 16 oz — linguine noodles
• 1 tbsp — extra-virgin olive oil
• 1 whole — yellow onion
• 4 whole — garlic cloves
• 1 whole — heaping tablespoon freshly minced sage
• 1 cup — mashed butternut squash
• 1 cup — water
• 1 tbsp — squeezed lemon juice
• 1 tsp — red pepper flakes
• 0 whole — salt & pepper
• 1 whole — heaping cup baby arugula