Most guys can't give up beer. Just limit your drinking to have fun. This suggestion: Take a water break after every beer. (Soda doesn't qualify because the sugar makes you fatter). Spacing your sips helps you drink less beer and stay hydrated.
Fasting can help shed fat. Fasting helps you lose weight by controlling ghrelin, insulin sensitivity, and calories.
Beer comprises a lot of sugar from alcohol and carbohydrates, which will stop fat reduction. You can speed up fat reduction by consuming at least 1 gram of protein every pound of bodyweight and 1 gram of carbs each pound.
As noted in advice #1, most males struggle to quit beer. If so, try having beer once a week. It's a motivating method to limit your intake and enjoy a summer outing or holiday party.
Sneaking in some additional activity each day can burn a lot of calories and boost metabolism. If you're hitting the weights hard and doing some metabolic work 3-5 times a week, it's time to do more.