8
small onions or 8 large shallots (about 5 1/4 ounces / 150 grams each; 2 2⁄3 pounds / 1.2 kilograms total)
7 tablespoons
(100 grams) unsalted butter, melted
1/3 cup
plus 1 tablespoon (100 grams) white or other miso paste
1 quart
(1 liter) warm water