SHOPPING LIST: Tuna Melt on Toast with Tomato (1 portion) Meal Plan 8, Thursday lunch (autumn and winter comfort) [ ] 1 small tin tuna in spring water (about 100 g drained) [ ] 1 tbsp plain Greek-style yoghurt [ ] 2 slices wholemeal bread [ ] 1 tomato [ ] 30 g strong Cheddar, grated [ ] black pepper (you need 1 pinch) Cupboard check: black pepper are probably already at home. Tinned tuna in spring water is leaner than tuna in oil.