flourless peanut butter banana muffins (
http://bakedinaz.com/2015/01/5-ingredient-blender-mini-muffins.html)
roll up cold cut and cheese, possibly around leftover asparagus
banana or apple smeared with nut butter
cheese and prosciutto
cucumber with cream cheese and smoked salmon
chicken salad
smoothie with plain greek yogurt, nut butter, cocoa, banana or honey to sweeten