South American Vegetable Soup

• 6 pattypan squash roughly (diced)
• 4 husked tomatillos eighths (fresh cut into)
• 1 garlic clove bashed (peeled)
• 1/2 onion roughly (peeled diced)
• 950 ml low sodium vegetable stock
• 300 gr skinned potatoes roughly (peeled thin chopped)
• 260 gr black beans (canned rinsed)
• 230 gr no salt added (whole)
• 120 gr chayote squash cored (peeled)
• 75 gr corn kernels (frozen)