Cream together the butter & Splenda in an electric mixer. Add eggs and vanilla and blend until combined.
In a separate bowl, stir together almond flour, Low-Carb Baking Mix, wheat flour and baking soda. Add dry mixture, 1/2 cup at a time, to Splenda mixture. Add chocolate chips & pecans.
Drop by rounded tablespoon onto a greased cookie sheet. Bake 8 minutes at 375°F. Cookies will be soft. Cool on baking sheet for a few minutes; then remove to wire wrack to cool completely.