Heat oil In a large pot over medium heat. Saute the garlic and onions over medium heat and sauté until golden, about 4 minutes.

Stir in collard greens to pot and sauté for 2 minutes longer.

Add the vegetable stock, salt and pepper. Cover and bring to a simmer.

Cook until greens are soft and tender, about 40 minutes. Taste and add salt and pepper to taste.

Stir in tomatoes in once the heat is off.

Season with salt and pepper to your taste and serve!