Preheat the oven to Bake at 400°F.
Prepare the sweet potato by scrubbing it and slicing it lengthwise into 4 slices (two slices for each person). Put the slices on a lined baking sheet and top with your favorite spice. Bake for 30 to 45 or until soft.
Meanwhile, in a large pot saute the onion and garlic in the 2 Tbsp vegetable broth for 5 minutes.
Meanwhile, in a large pot saute the onion and garlic in the 2 Tbsp vegetable broth for 5 minutes.
Add the tomato paste and combine with the ingredients in the pot.
Add the whole tomatoes, water and vinegar and cook for 5 to 10 minutes.
Stir in the peanut butter powder. In a blender or an immersion blender blend the soup until it is smooth.
Serve the soup with the potato toast.