1Heat oven to 350ºF. Grease bottom of loaf pan, 9x5x3 inches.
2Stir Bisquick, oats, sugar, bananas, milk and eggs in large bowl until moistened. Beat vigorously 30 seconds. Gently stir in blueberries. Pour into pan.
3Bake 45 to 55 minutes or until toothpick inserted in center comes out clean. Cool 10 minutes. Loosen loaf from sides of pan; remove from pan and place top side up on wire rack. Cool completely, about 2 hours, before slicing. Cut into 24 slices. Wrap tightly and store at room temperature up to 4 days, or refrigerate up to 10 days.