Pick one "bad" food (e.g., cookies, pizza, bread). Eat it mindfully with no guilt. Notice that the world does not end.
Remove all clothing that does not fit your current body. Pack it away or donate it. Buy one outfit that fits you now and makes you feel comfortable.
The diet industry makes $70 billion a year off your insecurity. It needs you to feel broken. But you are not broken. You never were. You do not need to love your body tomorrow. You do not need to throw out your scale today if you aren't ready. Change is slow.
But you can start with one small choice. Put your hand on your belly tonight and say: "I am on your side."
Prepare a meal without counting anything. Use ingredients you enjoy. Before eating, take three breaths and thank the food, the farmers, and your body for digesting it. Handling Criticisms and Pushback You will face resistance—both from inside and outside.