Here are some winter crops that can be planted even when its snowy and icy.
1.Winter Radish, Black Spanish Round
http://www.burpee.com/heirloom-seeds-and-plants/heirloom-radish/radish-black-spanish-round-prod001935.html
2.Radicchio
http://www.burpee.com/vegetables/radicchio/
3.Brussels sprouts
4.Cabbage
5.Broccoli
6.Turnips
7.Kale
8.Belgian endive (indoors)
http://www.johnnyseeds.com/c-342-belgian-endive-witloof.aspx#
9.Parsnips
10.Garlic
11.Onions
12.Carrots
13.Swiss Chard
14.Spinach
15.Mustard
16.Collards
17.Leeks
18. Cauliflower
19.
Many sources say Daikon is also good through the winter, but a frost destroyed one of my Daikon plants, so I wouldn't recommend it.
Cool Garden Salad idea! - http://www.burpee.com/vegetables/endive/endive-galia-frisse-prod001828.html?catId=3022&trail=&_requestid=147865