Bring a medium saucepan of water to a boil and add salt. Add carrots, and cook until tender, 10 to 15 minutes. Drain well; set aside.
Melt butter in a medium skillet over medium-high heat. Add shallots, and cook, stirring occasionally, until beginning to brown, 2 or 3 minutes. Stir in honey, mustard, and salt. Add carrots, and cook until heated through.