Possible Clues:

• Breakfast dish
• Breakfast order ... and a hint to the last words of 17-, 26-, 51- and 58-Across
• ORE?
• Diner offering
• Dish often served at breakfast
• Cooked dish
• Brunch fare
• Breakfast serving, and a hint to this puzzle's circled letters
• Common morning meal
• Dish (on toast?)