we know that
by proportion
[tex]\frac{(2/3)}{1}\frac{cups}{dessert} =\frac{8}{x} \frac{cups}{desserts}\\ \\\frac{2}{3}\frac{cups}{desserts} =\frac{8}{x} \frac{cups}{desserts} \\ \\2*x=8*3\\ \\x=24/2\\ \\x=12\ desserts[/tex]
therefore
the answer is
[tex]12\ desserts[/tex]