Mauro Icardi opened scoring for Inter after converting a penalty in the 27th minute, reports Efe news agency.
Ivan Perisic scored the second goal for Inter three minutes before the final whistle, sealing the home win.
After this third straight victory, Inter Milan are in second place of the Serie A table with nine points, behind leaders Juventus.
Spal are in the ninth position with four points, after suffering their first defeat this season.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
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Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.