Dice All Of The Vegetables, Separately. Heat The Oil In A Large Frying Pan. Add The Onions And Saute' Until Limp. Add The Green And Red Peppers; Saute' Until Soft. Add The Tomatoes, Olives, Bay Leaf And Seasoning. Saute' Until The Tomatoes Are Soft. Add The Tomato Paste And Smooth Out By Adding Water. Cook Until All Is Heated Through. Discard The Bay Leaf. Adjust Seasonings. Cool, Then Refrigerate. Serve Chilled. In Any Event, This Should Give You A Good Frame Of Reference For Experimenting To Achieve The Flavor You Want. For Those Not Familiar With The Dish, It Is Usually Served As A First Course With Other Mediterranean Salads, Hummus, Tahina, And The Like; As A Topping In Pita Sandwiches; Or As A Side/Condiment With The Meat Course.