STEP 1
Sauté the vegetables al dente in the olive oil.
STEP 2
Add the spices, broth, water, ketchup and tomato pulp and simmer over low heat for 15 minutes. If necessary, thicken the sauce with some sauce binder.
STEP 3
Chop the Meatballs and mix them with the tomato sauce.
STEP 4
Let everything cook for a few more minutes over low heat.