Step 1: 1) peel & cut the potatoes into about 1inch cubes.
Step 2: 2 )put in a microwave safe container and cook for about 5 minutes. Test if its cooked by sticking in a knife (if soft, then cooked)
Step 3: 3) mash up with fork and add butter. Mix and add milk.
Step 4: 4) mix in cheese and corn & chicken (if using).
Step 5: 5) microwave for another minute.
Step 6: 6) serve with salt.