Sunday Express £1,000 Crossword 19/6/2016

[doddsredoubt]

12a, C???????? Cream,a lightly sweetened and whipped cream (9)
6d, Any of the free warrior-peasants of chiefly East Slavonic descent who lived in communes and served as cavalry under the tsars (7) C?s???k

And my wifes last one in the Saunday Express Crusader, The Squire's clues 25a Public R?l?n?o?s,she thinks she has the letters correct ????????

Thankyou for any help

[pixie374]

Condensed
Cossack

[ubasses]

chantilly
cossack

[donny48]

6 cossacks

[scorpiojo]

12 Chantilly
Cossack
Relations

[Lie-in King]

12a Chantilly
6d Cossack

What's the clue in the Crusader?

Public relations (?)

[pixie374]

Relations?

[doddsredoubt]

Thankyou pixie374,ubasses,donny48,scorpiojo and Lie-in King,so my wife has one wrong she thinks ??????????

Thankyou all for your help much appreciated