Strawberry Rhubarb Crumble

Name: Strawberry Rhubarb Crumble
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: American
Ingredients: 340 g (3/4 lb) rhubarb cut in 1" pieces; 340 g (3/4 lb) fresh strawberries sliced in half or quartered if they are large; 200 g (1 cup) granulated sugar; 50 g (1/4 cup) white flour; 4 g (1 tsp) pure vanilla extract; 1.5 g (1/4 tsp) ground cardamom (Optional); 94 g (3/4 cup) white flour; 94 g (3/4 cup) dark brown sugar; 1.5 g (1/4 tsp) kosher salt; 84 g (6 tbsp) butter cubed