Filling:
6 cups halved, hulled strawberries
1/4 cup granulated sugar
2 tbsp cornstarch
2 tsp. vanilla
1 tsp. grated lemon zest
Crumble:
2/3 cup all-purpose flour
2/3 cup packed brown sugar
1/2 cup unsalted butter
6 tbsp large-flaked rolled oats
1/3 cup almond flour
2 tbsp minced fresh lemon thyme
1/4 tsp. salt
Can’t find fresh lemon thyme? Substitute fresh thyme and add 1 tsp lemon zest to crumble.
Filling: In large bowl, toss together strawberries, sugar, cornstarch, vanilla and lemon zest. Scrape into 10-inch cast iron skillet.
Crumble: In large bowl, stir together all-purpose flour, brown sugar, butter, oats, almond flour, lemon thyme and salt until mixture resembles wet sand. Sprinkle crumble evenly over filling.
Bake in 375°F oven until crumble is golden brown and filling is bubbly, about 40 minutes. Let cool in skillet, 20 to 30 minutes.