I personally use just normal porridge oats that you can buy plain, cook with some milk or water, and top with berries/jam etc m.
I also just use normal oats x
I use normal rolled oats, they can be cooked in 2min in microwave x
I use ready brek which is perfect consistency x
I personally use just normal porridge oats that you can buy plain, cook with some milk or water, and top with berries/jam etc m.