Denny's restaurants offer a casual dining atmosphere and moderately priced meals served 24 hours a day. Denny's is best known for its breakfasts served around the clock, including the popular Meat Lover's Breakfast and Original Grand Slam. The lunch and dinner menu are increasing in popularity with a variety of burgers, sandwiches, salads and other entrees. Denny's remains dominant for the late-night crowd with an emphasis on appetizers and desserts. Specialty menus for health conscious guests feature low-fat offerings. The chain also offers customers age 55 and over selections at special prices and children 10 and under a specially priced menu. In addition, Denny's offers free refills on coffee, tea, soft drinks and lemonade.