Mundu að nota ofnhanskann þegar þú tekur bökunarplötuna út úr ofninum.

Mundu is the singular imperative of muna (to remember).

So Mundu að... means Remember to...

A few useful related forms:

• að muna = to remember
• ég man = I remember
• mundu! = remember! (said to one person)
• munið! = remember! (said to more than one person)

So this sentence is addressing one person directly.

Both are possible in Icelandic, but they mean slightly different things in tone.

• Mundu að nota ofnhanskann... = Remember to use the oven mitt...
• Notaðu ofnhanskann... = Use the oven mitt...

The sentence with mundu að emphasizes remembering to do something, not just the action itself.

This is a very common pattern in Icelandic:

• Mundu að hringja = Remember to call
• Mundu að loka glugganum = Remember to close the window

So að + infinitive after mundu works much like English remember to + verb.

Because after mundu að Icelandic normally uses að + infinitive.

Here:

• mundu = remember!
• að nota = to use

So the structure is:

• Mundu að + infinitive

Examples:

• Mundu að borða = Remember to eat
• Mundu að senda mér skilaboð = Remember to send me a message

This is very similar to English grammar.

Ofnhanskann is the definite accusative singular form of ofnhanski (oven mitt / oven glove).

The basic noun is:

• ofnhanski = an oven mitt

But here it means the oven mitt, so it needs the definite form:

• ofnhanskann = the oven mitt

It is also in the accusative case because it is the direct object of nota (to use).

So:

• nota ofnhanska = use an oven mitt
• nota ofnhanskann = use the oven mitt

Bökunarplötuna is the definite accusative singular of bökunarplata (baking tray / baking sheet).

It appears in this form because it is the direct object of tekur (take):

• þú tekur bökunarplötuna = you take the baking tray

Breakdown:

• bökunarplata = baking tray
• bökunarplötuna = the baking tray

So both ofnhanskann and bökunarplötuna are definite direct objects in the accusative.

Icelandic often uses the present tense where English might use when you take in a future sense.

So:

• þegar þú tekur... literally looks like when you take...
• but in context it means when you take it out... in the future or whenever that happens

This is very natural in Icelandic. The present tense is often used for:

• future events
• general instructions
• habitual actions

So þegar þú tekur bökunarplötuna út úr ofninum means something like:

• when you take the baking tray out of the oven
• when taking the baking tray out of the oven

This is a very useful Icelandic pattern.

• taka = to take
• taka ... út = take ... out
• úr = out of / from

So:

• þú tekur bökunarplötuna út úr ofninum = you take the baking tray out of the oven

The object usually comes between the verb and út:

• taka bókina út úr töskunni = take the book out of the bag
• taka matinn út úr ísskápnum = take the food out of the fridge

So út úr works together to express movement out from inside something.

Because the preposition úr governs the dative case.

The noun is:

• ofn = oven

Its definite dative singular form is:

• ofninum = the oven

So:

• úr ofninum = out of the oven

This is an important Icelandic grammar point: many prepositions require a specific case.

For example:

• úr húsinu = out of the house
• úr bílnum = out of the car
• úr töskunni = out of the bag

So the form ofninum is there because úr requires dative.

Þegar means when here.

It introduces a time clause:

• þegar þú tekur bökunarplötuna út úr ofninum = when you take the baking tray out of the oven

A useful contrast:

• þegar = when
• ef = if

So this sentence is not saying if you take it out, but when you take it out.

Usually yes in practical meaning, but the exact English translation can vary a bit depending on the object.

• ofnhanski can be translated as oven mitt or oven glove
• in this sentence, either works well

The word is a compound:

• ofn = oven
• hanski = glove

So literally it is something like oven-glove.

In Icelandic, the definite article is usually attached to the end of the noun, unlike English the.

So instead of a separate word, Icelandic often changes the noun itself:

• ofnhanski = an oven mitt
• ofnhanskinn / ofnhanskann = the oven mitt, depending on case
• ofn = an oven
• ofninum = the oven, in the dative

This is one of the big differences from English. Icelandic nouns change for:

• gender
• number
• case
• definiteness

So the ending often carries a lot of grammatical information.

Yes, somewhat, but the original order is very natural for a neutral instruction.

Original:

• Mundu að nota ofnhanskann þegar þú tekur bökunarplötuna út úr ofninum.

This is a straightforward structure:

• command first
• then the time clause

You could also put the þegar clause first:

• Þegar þú tekur bökunarplötuna út úr ofninum, mundu að nota ofnhanskann.

That means the same thing, but the emphasis shifts slightly toward the time/situation first.

So both are grammatical, but the original is probably the most natural wording for a simple reminder.

Here are the key dictionary forms:

• muna = to remember
• nota = to use
• ofnhanski = oven mitt / oven glove
• þegar = when
• þú = you
• taka = to take
• bökunarplata = baking tray / baking sheet
• út = out
• úr = out of / from
• ofn = oven

This is useful because the actual sentence uses inflected forms:

• Mundu from muna
• tekur from taka
• ofnhanskann from ofnhanski
• bökunarplötuna from bökunarplata
• ofninum from ofn