Pre-heat oven to 450F. Char eggplant over a moderate gas flame, turning it frequently, until all the skin is blackened. Transfer to a baking dish & bake until butter soft, 15 to 20 minutes. Cool slightly & scrape off most of the charred skin. Coarsely chop.
Heat oil in a skillet over moderate heat. Add ginger, jalapeno & cumin & fry for 30 seconds. Stir in bell peppers & saute till softened (6 to 8 minutes).
Add zucchini & tomato & cook for 2 minutes, cool slightly.
Place eggplant in a food processor & pulse briefly to puree coarsely. Add pepper mixture & process until the vegetables are coarsely chopped. Add lime juice & season. Pack into a crock & spray with olive oil.
At serving time, garnish with cilantro. Cover & store in fridge for 1 week.