10 medium ( 1 kg ) ripe tomatoes, peeled and chopped
2 large ( 400 g ) apples, peeled and chopped
2 medium ( 240 g ) onions, chopped
1 1/2 cups brown vinegar
1 cup brown sugar, firmly packed
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6 Egg yolks 1 Tsp Dijon mustard 65ml vinegar 1 litre vegetable oil 1/2 juiced lemon salt 'n pepper to taste whisk all ingredients except the oil - continue to whisk the oil in in a slow steady stream