Apple Dapple Cake

Ingredients

• butter, for coating the pan
• 3 cups all-purpose flour
• 1 teaspoon baking soda
• 1 teaspoon fine salt
• 1 3/4 cups granulated sugar
• 1 1/4 cups canola or vegetable oil
• 3 large eggs, at room temperature
• 2 teaspoons vanilla extract
• 3 cups peeled, cored, and medium-dice granny smith apples (from about 3 medium apples)
• 2 cups coarsely chopped pecans (about 8 ounces)
• 3/4 cup packed dark brown sugar
• 4 tablespoons unsalted butter (1/2 stick), cut into large chunks
• 1/3 cup heavy cream