Stashcook | Creamy Kale and Mushroom Penne with Toasted Walnuts

Ingredients

• 12 oz penne pasta
• 1/3 cup walnuts, chopped
• 4 cups kale, stems removed and chopped
• 8 oz cremini mushrooms, sliced
• 1/2 cup heavy cream
• 1/2 cup vegetable broth
• 1/2 cup grated Parmesan cheese
• 3 tbsp olive oil
• 2 cloves garlic, minced
• 1/2 tsp crushed red pepper flakes
• 1/2 tsp black pepper
• 1/2 tsp salt
• 1 tbsp lemon juice