B&O American Brasserie - Brunch will be from 10am-2:30pm. Adults will be $35 and kids will be $15. In addition to the buffet, guests can enjoy $10 bottomless mimosas and Bloody Marys.
Fleet Street Kitchen - For Easter Sunday, FSK will be offering a three course prix fixe brunch menu for $42. For dinner, it will be offer a full a la carte menu.
Wit & Wisdom - Wit & Wisdom will be open on Easter serving à la carte breakfast from 7-9am and will then offer brunch from 9am-2:30pm. Brunch is $49 per person, $30 per child under 12.
Johnny's - From 9am-3pm, Johnny's will serve an Easter brunch buffet with a guest appearance from the Easter Bunny for $29 per person and $19 for kids 12 & under.
Rusty Scupper - Rusty Scupper will serve an Easter brunch buffet from 9:30am-2:30pm at $45.95 for adults, $19.95 for kids 10 and under, not including tax and gratuity.
Open Table also has an extensive list of places with Easter specials.