Mushroom and Spinach Pasta with Ricotta

Bahan-bahan (4 porsi)

• 8 oz . bowtie pasta ($0.53)
• 16 oz . baby bella mushrooms ($3.38)
• 2 Tbsp olive oil ($0.32)
• 2 Tbsp butter ($0.20)
• 2 cloves garlic ($0.16)
• 2 cups fresh spinach ($1.07)
• salt and pepper to taste ($0.05)
• 1/2 cup whole milk ricotta ($1.00)
• 1 pinch crushed red pepper (optional) ($0.03)