In a sauce pan on medium heat add Oil, allow to get hot. Add Onions, and Chili, lightly season with Salt Pepper, and Garlic Plus. Sauté for 6 minutes. Add Leek, sauté for 5 minutes. Add Peppers, lightly season with Salt Pepper, and Garlic Plus, sauté for 6 minutes.
Reduce heat to medium, make a well in centre of pan, add a little Oil if required. Add Garlic, sauté for 30 seconds, mix well.
Add Contents of pressure cooker to a pot, add Turnip, and Onions. Bring to a simmer, cover, simmer for 30 minutes. Add Zucchini, simmer for 15 minutes.