1.Cook the potatoes in boiling water until soft.
2.Remove the peel.
3.Heat salted water and blanch onions, mushrooms and snow peas for 1-2 minutes each.
5.In a pan, heat butter on medium flame.
6.Once melted, put onions, potatoes and mushrooms and toss well.
7.Add a sprinkling of salt, pepper and limejuice.