The lunch buffet here is a proper spread, covering Chinese-American classics that hit the spot every single time. The weekday lunch buffet at United Buffet draws a lively mix of regulars who clearly know what they are doing. The Sunday breakfast buffet runs from April through September, with adults currently paying $14.99 and drinks included in the advertised price during its current season. For anyone exploring the Pittsburgh suburbs on a Sunday, this breakfast buffet is a genuine highlight. The weekend breakfast buffet here is the kind of meal that reminds you why sitting down to eat properly is always worth the time.