rhubarb recipe

1. **Ingredients**: - **Filling**: Rhubarb, sugar, orange juice, cornstarch. - **Crumble**: Flour, oats, brown sugar, butter, cinnamon. 2. **Preparation**: - Preheat your oven to 375°F (190°C). - Mix chopped rhubarb with sugar, orange juice, and cornstarch, and spread it in a baking dish. - Combine flour, oats, brown sugar, and cinnamon in a bowl. Cut in butter until the mixture resembles coarse crumbs. - Sprinkle the crumble topping over the rhubarb mixture. - Bake for about 35-40 minutes until the topping is golden and the rhubarb is bubbly