4 c. fresh blueberries
2 to 4 tbsp. sugar
2 tsp. lemon juice
1/4 c. butter
1/4 c. brown sugar
1/3 c. flour
1/4 tsp. cinnamon
3/4 c. old fashioned oats

Heat oven to 375°F. Arrange blueberries, sugar, lemon and juice in 8 x 10-inch dish or pan. Combine next 5 ingredients until crumbly and sprinkle over berries.

Bake 35 to 40 minutes until brown and bubbly.