Besides the 16/8 fast, I’d recommend bulletproof style coffee for breakfast with a cup of water on the side.
Bulletproof coffee is? 
1. Clean mycotoxin free coffee of your choice.
2. 1-2 tbs real butter.(no substitutes.)
3. 1-2 tbs coconut oil.
4. Blend all till frothy and enjoy.
(No sweeteners)