4. When you cook for him.
“My girlfriend cooked the exact same dish as my ex did. There was no way I could resist comparing the two,” a man says, recalling his conundrum. Especially if you happen to cook the same dish his ex frequently served, every bite will remind him of his previous relationship. If you absolutely detest being compared to his ex, find some unique recipe that no one comes close to you in perfecting. Make it your specialty, and serve it often.