Why?? Continued

My question was accidentally submitted before I finished:

C- standing in line to order food, become aware that I have an opportunity to make a conscious choice
T- but I want nachos and I’ve had a stressful day
F- deserving
A- order nachos, eat them, wonder why I made a conscious choice to get nachos when I was fully aware, beat myself up
R- I make my day more stressful

I know that this awareness moment is an opportunity to practice allowing an urge, BUT I’m SO bad at allowing urges. I have tried the urge jar but have yet to be successful. Needing guidance…