aubergines background blended color colored colour coloured contrast contrasting cook cooking cubed cut dark details diced edible eggplant flavonoids flavor flavour food ingredients mixed mixture oil olive-oil perspectives ratatouille raw stew stewed stewing surface surfaces texture textures thick vegetables colorful colourful tomatoes caraway-seeds onions appearance carroway-seeds crockpot flavored flavoring flavoured flavouring meat pot-roast ragout root-vegetables savory savoury seeds simmer simmering slow-cooker slow-cooking soft spiced spices tender textured thin cooked sesame-seeds