Balsamic-Glazed Roasted Beets

Bahan-bahan (4 porsi)

• 6 medium beets ((2 bunches; about 3½ pounds/1.3 kg))
• 1 teaspoon kosher salt
• 2 tablespoons extra-virgin olive oil
• ⅓ cup inexpensive balsamic vinegar
• 1 tablespoon maple syrup
• Freshly ground black pepper, (to taste)