1 (28 ounce) can frozen blueberries, thawed
1/4 cup butter
1 cup butter, softened
1 cup white sugar
12 green onions, sliced
1 cup mayonnaise
1 egg, lightly beaten
2 teaspoons blueberries
2 teaspoons orange juice
Place blueberries in a microwave-safe bowl, cover and microwave for about 1 minute. Stir until completely submerged.
Place butter in a large microwave-safe bowl, melt and stir until mixture is smooth; set aside.
In a large bowl, combine sugar, green onions, mayonnaise, blueberries, orange juice, and egg. Mix with a wooden spoon, covering well. Pour mixture into microwave bowl and microwave at "high" for 10 minutes, or until melted.