You are what you eat. And that holds true with dating. And, while there is nothing wrong with eating healthy, you may be judged by what you eat.
If she orders the salmon on wild rice with fruit and you order the cheeseburger with fries, she may look at your meal and feel righteous. After all, she was thinking healthy when she chose her meal and you were thinking tasty.
Deep down inside, she is hoping that you will feel guilty about your choice. But, in reality, your are sucking down that cheese burger and fry’s and loving it.