My Son's favorite spinach

This is my only son's ultimate favorite vegetables,so healthy and super easy to make.You can add it on omelet  or toss it with cooked wholegrain pasta!
1t. olive oil
1-8oz sliced fresh mushrooms
4c. fresh baby spinach(washed )
salt and pepper to taste

Preheat a saute pan and add oil and mushrooms,cook  until tender.Add spinach mix it until wilted season to taste.Toss with cooked pasta or cooked rice.Thats so easy!