Vegetarian Stuffed Bell Peppers - Better Than Bouillon

Ingredients

• .25 cup olive oil, divided
• .5 lb sliced mushrooms
• 2 small zucchini, diced
• 1 onion, diced
• 2 tbsp Better Than Bouillon Seasoned Vegetable Base
• 2 cups ready-to-serve brown rice
• .5 cup basil pesto
• 3 large red bell peppers, halved lengthwise, stems and seeds removed
• .66 cup grated Parmesan cheese