Horneado De Coliflor Y Champiñones

Ingredients

• 2 boxes of Banza Penne
• 1 head cauliflower (about 6-7 cups of florets)
• 3 cups chicken stock
• 3/4 cups milk
• 1/4 cup olive oil
• 1 teaspoon salt
• 2 cloves garlic
• 24 ounces fresh sliced mushrooms
• 4 tablespoons butter, divided
• 1 cup shredded Mozzarella cheese
• fresh sage, sliced into thin ribbons