Pecan Praline Sweet Potato Cake

INGREDIENTS

• Cake:
• 2 cups cooked sweet potatoes, mashed
• 1 3/4 cups all-purpose flour
• 1/2 cup sugar
• 1/2 cup brown sugar
• 2/3 cup buttermilk
• 1/2 cup vegetable or canola oil
• 2 eggs
• 3/4 teaspoon baking powder
• 1 teaspoon vanilla extract
• 1 teaspoon cinnamon
• 1/4 teaspoon nutmeg
• 1/4 teaspoon salt
• Frosting:
• 1 cup powdered sugar
• 1/2-3/4 cup pecans, chopped
• 1/2 cup brown sugar
• 1/4 cup heavy cream
• 1/4 cup (1/2 stick) unsalted butter
• 1 teaspoon vanilla extract
• 1/4 teaspoon salt