SHOPPING LIST: Banana and Peanut Butter Oat Smoothie (1 portion) Meal Plan 4, Thursday breakfast (quick, vegetarian) [ ] 1 ripe banana [ ] Peanut butter, 100% peanuts (1 tbsp, about 15 g) [ ] 30 g porridge oats [ ] 250 ml semi-skimmed milk Cupboard check: oats and milk are probably already at home. Equipment: a blender or stick blender is best, but you can mash and whisk it instead.