In a medium skillet over medium, heat the oil. Add the onion and garlic. Cook and stir until the onion is clear and garlic is golden, about 6 minutes. Stir in balsamic vinegar and sugar. Cook an additional 3 to 5 minutes, stirring occasionally, until mixture is thickened.
Heat grill to 350°F.
Drizzle 1 tablespoon honey on each flatbread. Divide onion mixture and pear slices between flatbreads. Sprinkle 1/3 cup of Gorgonzola cheese on each flatbread.
Place on grill and cook 12 to 14 minutes.
Remove from grill and sprinkle with rosemary if desired. Cut into 8 slices.
In a medium skillet over medium, heat the oil. Add the onion and garlic. Cook and stir until the onion is clear and garlic is golden, about 6 minutes. Stir in balsamic vinegar and sugar. Cook an additional 3 to 5 minutes, stirring occasionally, until mixture is thickened.
Heat grill to 350°F.
Drizzle 1 tablespoon honey on each flatbread. Divide onion mixture and pear slices between flatbreads. Sprinkle 1/3 cup of Gorgonzola cheese on each flatbread.
Place on grill and cook 12 to 14 minutes.
Remove from grill and sprinkle with rosemary if desired. Cut into 8 slices.