Preheat the oven to 300 degrees Fahrenheit.

Combine 1/4 cup sugar, flour, and salt. Sift. Set aside.

Using an electric mixer, beat the egg whites until foams form (use low speed).

Put-in salt, vanilla extract, and cream of tartar. Continue beating in a faster speed until soft peaks form.

Gradually add the remaining 1/2 cup of sugar while mixing. Continue mixing (in high speed this time) for 1 to 2 minutes.

Pour-in the mixture in a mixing bowl, and then Fold in the flour mixture one part at a time.

Pour the mixture in a round cake pan. Place inside the oven and bake for 30 to 40 minutes.

Remove the cake from the oven and let cool in a wire rack.

Transfer to a serving tray. Top with whipped cream and arrange the sliced strawberries on top.

Serve for dessert.

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