The easiest way to slice the omelet is to first roll it up like a jelly roll, then cut it in thin slices. Unroll the slices by just moving them around with the tip of your knife. If your ham is in thin slices, like deli ham, you can cut it the same way.
This website provides approximate nutrition information for convenience and as a courtesy only. Nutrition data is gathered primarily from the Spoonacular Database, whenever available, or otherwise other online calculators.