The formal and traditional answer is makes, because the subject is the singular noun phrase receiving homemade cupcakes. In actual speech, and even sometimes in writing, many people say make, under the influence of the more recent plural noun cupcakes. I would recommend saying makes, but be prepared to hear make.

Complete with a crumble topping an dcreamy filling, our apple pecan streusel cake is perfect for baking all year round. Try it now!

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Looking for something that’ll stand out at your next bake sale? A coffee cake is always a good call. They're easy to slice, simple to transport, and guaranteed to draw a crowd.

19 Coffee Cakes That Will Steal the Show at Any Bake Sale

Makes is the correct form of the verb, because the subject of the clause is which and the word which refers back to the act of dominating, not to France, Spain, or Austria. The sentence can be rewritten as: The domination throughout history by France, Spain, and Austria alternately over Milan makes it a city full of different cultural influences.

grammatical number - Is it "makes" or "make" in this sentence ...

"Makes" is the third-person singular simple present tense of "make", so if a singular thing makes you mad, it repeatedly does so, or does so on an ongoing basis.