In a miniature skillet, toast the pine nuts over practical heat, shaking the skillet gradually, till golden, about 5 minutes. Switch to a plate and let frosty.
In a miniature saucepan, combine the vinegar and sugar and boil, then cook dinner over excessive heat till diminished by half, about 6 minutes. Let frosty.
Heat the olive oil in a abundant saucepan. Add the onions and celery and cook dinner over practical heat till a small softened, about 5 minutes. Dawdle within the eggplants and cook dinner for five minutes. Add the red and yellow bell peppers and cook dinner for 3 minutes, then stride within the zucchini and tomatoes and cook dinner for 3 minutes longer. Gradually stride within the diminished vinegar; season with salt and pepper. Cook, stirring primarily, till the vegetables are delicate, about 10 minutes. Dawdle within the capers, olives, pine nuts and basil. Season with salt and pepper and assist.
The caponatina might maybe maybe maybe also furthermore be refrigerated for up to 2 days.