Salted Caramel Pumpkin Gâteau Squares with Mascarpone Whipped Cream

A deliciously elegant autumn dessert featuring three irresistible layers: buttery shortbread crust, silky homemade salted caramel pumpkin filling, and fluffy mascarpone whipped cream. These beautiful gâteau squares are perfect for Thanksgiving, special gatherings, or whenever you crave a little homemade indulgence.