Step 1

Place the potatoes in a large saucepan and add water to cover. Stir in the salt and place over medium flame.

Step 2

Bring to a boil, then reduce heat and simmer add in the peas and cook until potatoes are tender. Drain, reserving the liquid.

Step 3

Simmer the corn with a little salted water in a separate saucepan for a few minutes while the potatoes and peas are cooking.

Step 4

Mash the potatoes and peas together with a potato masher to form a pale green puree.

Step 5

Stir in the corn with a little of the reserved liquid and season to taste with salt and pepper.

Step 6

Add a pat of butter to taste.

Step 7

Serve hot.