Procedure:- 1) Wash the potato under running water by rubbing it with your hands to remove any dirt. Place sweet potato in small bowl with 1 tablespoon water. (This is important, as it allows the steam to escape. 2) Puncture a few times with a fork/knife. Again, ideas more than recipe here – this is what I did this time but there are a lot of different ways you can take it. 3) Place potato on microwave-safe dish along with a microwave safe cup full of water ( water helps prevents the wrinkling of the skin). Combi steamed loaded sweet potatoes. I hope you’ll be cooking delicious (and simple!) 4 medium orange sweet potatoes Add butter and a pinch of salt. I previously talked about the cancer fighting properties of things in your steam oven to celebrate. Cover and microwave for 3-5 minutes, until sweet potato is fork-tender. Ingredients for 4 serves. Leave the water in the bowl. Otherwise the potato may explode when you cook it.) Peel sweet potato and cut into 1/2 inch cubes. Grate zest of one small lemon over cooked sweet potato and squeeze in juice of 1/2 of a lemon, or to taste. Possible variations are listed below.