Mushroom And Sweet Pepper Quiche

• 325 if using glass (pan)
• 10 quiche (pan)
• 2 garlic (cloves)
• 1 onion
• 1 green pepper
• 950 gr firm tofu
• 210 gr mushrooms (sliced)
• 60 ml grape juice (white)
• 36 gr nutritional yeast
• 10 ml olive oil