Sugar-Free Pecan Coffee Cake with Caramel Sauce

Mix up the crumble first and let it set while you make the batter: 1and 1/4 cup chopped pecans (set aside ¼ cup after toasting) 1 stick butter 1/3 cup brown sugar Swerve   ¼ tsp cinnamon and/or allspice  ½ cup almond flour Melt ½ stick butter over medium heat and add 1 cup of the