Preheat the oven to 330F. Blend flour and baking soda together with a whisk. Crush the nuts.
Microwave butter until it melts. Combine the sugar and butter together. Add the egg, salt and vanilla oil then mix.
Combine all powder ingredients with a spatula. Add the nuts.
Drop rounded tablespoonfuls of cookie dough onto the parchment paper. Put 5 M&M chocolates for each cookie.
Bake 6 to 8 min. Don't over bake! Be careful, it's very soft.
Happy Holiday Baking!