Savory Ground Beef Bulgogi Bowls

Ingredients

• 2 tablespoons rice wine vinegar
• 1 teaspoon sesame seeds
• 1/2 teaspoon ground garlic
• 1/2 small yellow onion, finely chopped
• 1/2 teaspoon ground ginger
• 1 pound ground beef
• 1 tablespoon brown sugar
• 4 large soft-boiled eggs
• 1 tablespoon scallions, thinly sliced
• 1/2 cup soy sauce
• 2 teaspoons sesame oil