Peel the garlic and press it through a garlic press. Wash the basil and, except for a few leaves for garnishing, puree it. Mix both with crème fraîche and sour cream. Season to taste with salt, pepper and lime juice.
Let it draw a bit. Clean, wash and slice the tomatoes. Roast the pine nuts until golden brown. Cut the meat into slices and cover with some sauce. Sprinkle with pine nuts and serve garnished with slices of lime and remaining basil.