Preheat the oven to 350°F (175°C).
In a large bowl, combine sliced strawberries, ½ cup sugar, and lemon juice. Set aside.
In another bowl, mix flour, baking powder, salt, and remaining sugar.
Add melted butter, milk, and vanilla extract to the dry ingredients. Stir until just combined.
Pour the strawberry mixture into a greased baking dish.
Drop spoonfuls of the batter over the strawberries.
Bake in the preheated oven for 35-40 minutes or until golden brown.
Remove from the oven and let cool for a few minutes.
Serve warm, topped with ice cream or whipped cream.
Enjoy your delicious homemade strawberry cobbler!