CAYENNE PEPPER
And a cayenne, which we will break a little with our fingers to make it spicier. The point of spiciness is entirely to taste: from no cayenne, one, two...
ADD THE ONION
Sauté everything together until it begins to soften and brown a little.
ADD FLOUR
To make the sauce a bit thicker, we are going to add the flour. And cook between half a minute and a minute, so that it loses that raw flavor.
CLAMS AND ONION
Add the clams to open in the pan.