McDonald's Corp (MCD.N), Burger King parent Restaurant Brands (QSR.TO) and Chipotle Mexican Grill (CMG.N) all topped quarterly sales and profit estimates on the back of price hikes and robust demand. You've seen very positive results (from restaurants) across the board,' Edward Jones analyst Brian Yarbrough said. The earnings miss 'was a little bit surprising when you consider what everyone else has reported. However, along with higher food and labor costs, foreign exchange pressures and ramped up investments in automation and digital business, the aggressive promotions largely drove a 25% slump in profit. Yum Brands has banked on aggressive promotional offers - including Taco Bell's $2 burritos and KFC's $5 Mac & Cheese - as well as new menu items to attract more low-income customers, helping total same-store sales jump 8% in the March quarter, handily beating estimates of a 5.45% increase. Shares of the KFC and Pizza Hut owner tumbled more than 4% after the company also warned of a $10 million to $20 million hit to current-quarter operating profit. May 3 (Reuters) - Yum Brands Inc (YUM.N) missed Wall Street estimates for first-quarter profit on Wednesday, as the Taco Bell parent doubled down on promotions to attract inflation-wary consumers while also facing lingering commodities and labor cost pressures.

Yum update